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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
81	our $NOW;	145	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		146
84	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	282	that call.
178		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		307
192	utf8::encode $msg;
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$Event::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
277	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
279		529
280	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
281		531
282	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
283		533
284	=cut	534	=cut
285		535
286	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
287		537
288	sub lock_wait($) {	538	sub lock_wait($) {
289	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	540	}
297		541
298	sub lock_acquire($) {	542	sub lock_acquire($) {
299	my ($key) = @_;	543	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	544	}
311		545
312	sub lock_active($) {	546	sub lock_active($) {
313	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	548	}
317		549
318	sub freeze_mainloop {	550	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
320		552
321	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	554	}
323	};	555
324	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
325	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
326	}	569	}
327		570
328	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
329		572
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
333		580
334	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
336		583
337	Useful for short background jobs.	584	Useful for short background jobs.
338		585
339	=cut	586	=cut
340		587
341	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
343		591
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
346	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
347		598
348	while () {	599	while () {
349	next_job:	600	next_job:
		601
350	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	603
352	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	608	$job->[2]->send;
356	Coro::cede;	609	Coro::cede;
357	goto next_job;	610	goto next_job;
358	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	613	}
360	}	614	}
361		615
362	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	619	} else {
		620	$busy = 0;
367	Coro::schedule;	621	Coro::schedule;
368	}	622	}
369	}	623	}
370	};	624	};
371		625
372	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
373	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
374		630
375	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
376	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
377		634
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
391		648
392	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
393		650
394	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
395		652
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	656	acceptable.
400		657
401	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	663	=cut
407		664
408	sub sync_job(&) {	665	sub sync_job(&) {
409	my ($job) = @_;	666	my ($job) = @_;
410		667
411	if ($Coro::current == $Coro::main) {	668	if (in_main) {
412	my $time = Event::time;	669	my $time = AE::time;
413		670
414	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
416		673
417	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	675
419	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
420		677
421	my $busy = 1;	678	my $busy = 1;
422	my @res;	679	my @res;
423		680
424	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	683	@res = eval { $job->() };
426	warn $@ if $@;	684	error $@ if $@;
427	undef $busy;	685	undef $busy;
428	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
429		687
430	while ($busy) {	688	while ($busy) {
431	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
432	}	693	}
		694	}
433		695
434	$time = Event::time - $time;	696	my $time = AE::time - $time;
435		697
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
440		699
441	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
442	} else {	701	} else {
443	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
444		703
…		…
464	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
465		724
466	$coro	725	$coro
467	}	726	}
468		727
469	=item fork_call { }, $args	728	=item fork_call { }, @args
470		729
471	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
475		734
476	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
477		740
478	sub fork_call(&@) {	741	sub fork_call(&@) {
479	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
480		743
481	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
484		747
485	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
486	reset_signals;	749	cf::post_fork;
487	&$cb	750	&$cb
488	}, @args;	751	} @args;
489		752
490	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
491	}	792	}
492		793
493	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
494		795
495	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
498		799
499	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
502	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
503		829
504	our $DB;	830	our $DB;
505		831
506	sub db_init {	832	sub db_init {
507	unless ($DB) {	833	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	834	}
522		835
523	sub db_get($$) {	836	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
525		838
526	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
527	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
528		843
529	$! ? ()	844	$! ? ()
530	: $data	845	: $data
531	}
532	}	846	}
533		847
534	sub db_put($$$) {	848	sub db_put($$$) {
535	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		878
565	my @data;	879	my @data;
566	my $md5;	880	my $md5;
567		881
568	for (0 .. $#$src) {	882	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	884	}
572		885
573	# if processing is expensive, check	886	# if processing is expensive, check
574	# checksum first	887	# checksum first
575	if (1) {	888	if (1) {
576	$md5 =	889	$md5 =
577	join "\x00",	890	join "\x00",
578	$processversion,	891	$processversion,
579	map {	892	map {
580	Coro::cede;	893	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	895	} 0.. $#$src;
583		896
584		897
585	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		905
593	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	907	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
596		909
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		911
599	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
602		915
…		…
612		925
613	=cut	926	=cut
614		927
615	sub datalog($@) {	928	sub datalog($@) {
616	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	931	}
619		932
620	=back	933	=back
621		934
622	=cut	935	=cut
623		936
624	#############################################################################	937	#############################################################################
625		938
626	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
627		940
628	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
631		944
632	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	947	Deliantra).
635		948
636	=over 4	949	=over 4
637		950
638	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
639		952
…		…
683	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
684		997
685	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
687		1000
688	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
690		1003
691	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
692		1005
693	=over 4	1006	=over 4
…		…
817		1130
818	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1133
821	} elsif (ref $type) {	1134	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
823		1136
824	} else {	1137	} else {
825	shift @arg;	1138	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
827	}	1140	}
828	}	1141	}
829	}	1142	}
830		1143
831	sub _object_attach {	1144	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
842	}	1155	}
843		1156
844	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
845	} else {	1158	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1160	}
848		1161
849	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
850	}	1163	}
851		1164
…		…
910		1223
911	for (@$callbacks) {	1224	for (@$callbacks) {
912	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
913		1226
914	if ($@) {	1227	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1229	override;
918	}	1230	}
919		1231
920	return 1 if $override;	1232	return 1 if $override;
921	}	1233	}
922		1234
923	0	1235	0
924	}	1236	}
925		1237
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1239
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1241
930	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
931		1243
…		…
937		1249
938	=cut	1250	=cut
939		1251
940	#############################################################################	1252	#############################################################################
941	# object support	1253	# object support
942	#
943		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
944	sub _can_merge {	1288	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
946		1290
947	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1292
951	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
952	}	1295	}
953		1296
954	sub reattach {	1297	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1299	my ($obj) = @_;
957		1300
		1301	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1303
960	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
961		1305
962	@$registry = ();	1306	@$registry = ();
963		1307
…		…
968	for (@$attach) {	1312	for (@$attach) {
969	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
971	}	1315	}
972	} else {	1316	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1318	}
975	}	1319	}
976	}	1320	}
977		1321
978	cf::attachable->attach (	1322	cf::attachable->attach (
979	prio => -1000000,	1323	prio => -1000000,
980	on_instantiate => sub {	1324	on_instantiate => sub {
981	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
982		1326
983	$data = from_json $data;	1327	$data = decode_json $data;
984		1328
985	for (@$data) {	1329	for (@$data) {
986	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
987		1331
988	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1348	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1006		1350
1007	sync_job {	1351	sync_job {
1008	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1011		1357
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1016	close $fh;	1365	aio_close $fh;
1017		1366
1018	if (@$objs) {	1367	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1024	close $fh;	1376	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1378	}
1027	} else {	1379	} else {
1028	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1029	}	1381	}
1030		1382
1031	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1387	} else {
1033	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1034	}	1389	}
1035	} else {	1390	} else {
1036	aio_unlink $filename;	1391	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1038	}	1393	}
1039	}	1394	};
1040	}	1395	}
1041		1396
1042	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1044		1399
…		…
1056	or return;	1411	or return;
1057		1412
1058	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1415	or return;
		1416
1061	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1062	}	1419	}
1063		1420
		1421	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1066	return ($data, $av);	1426	($data, $av)
1067	}	1427	}
1068		1428
1069	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1070		1430
1071	=over 4	1431	=over 4
…		…
1073	=cut	1433	=cut
1074		1434
1075	#############################################################################	1435	#############################################################################
1076	# command handling &c	1436	# command handling &c
1077		1437
1078	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1079		1439
1080	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1081	$name.	1441	$name.
1082		1442
1083	=cut	1443	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1090		1450
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1452	}
1093		1453
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1455
1096	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1097	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1098	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1099	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1100	has logged in successfully.	1460	has logged in successfully.
1101		1461
1102	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1103	called.
1104		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1470
1107	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1108	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1109	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1110	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1111	log-in.	1475	log-in.
1112		1476
1113	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1114	called.
1115		1478
1116	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1118	sub register_extcmd {	1486	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1120		1488
1121	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1122	}	1490	}
1123		1491
1124	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1126		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1127	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1128	}	1502	}
1129		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1130	cf::player->attach (	1512	cf::player->attach (
1131	on_command => sub {	1513	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1133		1515
1134	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1135	or return;	1517	or return;
1136		1518
…		…
1144	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1145		1527
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1529
1148	if (ref $msg) {	1530	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1532
1154	my @reply;
1155
1156	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1158	}	1551	}
1159		1552
1160	$pl->ext_reply ($reply, @reply)
1161	if $reply;
1162
1163	} else {	1553	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1555	}
1166		1556
1167	cf::override;	1557	cf::override;
1168	},	1558	},
1169	);	1559	);
1170		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1171	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1172	cf::sync_job {	1590	cf::sync_job {
1173	my %todo;	1591	my %todo;
1174		1592
1175	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1594	next unless -r $path;
…		…
1194		1612
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1615
1198	$ext{source} =	1616	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1201	. $source	1619	. $source
1202	. "\n};\n1";	1620	. "\n};\n1";
1203		1621
1204	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1205	}	1623	}
1206		1624
		1625	my $pass = 0;
1207	my %done;	1626	my %done;
1208	while (%todo) {	1627	while (%todo) {
1209	my $progress;	1628	my $progress;
1210		1629
		1630	++$pass;
		1631
		1632	ext:
1211	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1635	next ext
1214	unless exists $done{$_};	1636	unless exists $done{$_};
1215	}	1637	}
1216		1638
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1640
1219	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1224	warn $msg;	1657
1225	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1659	delete $todo{$k};
1227	}	1660	} else {
1228		1661	$done{$k} = delete $todo{$k};
1229	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1230	}	1667	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1668	}
1236		1669
1237	skip:	1670	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1240	}	1680	}
1241	};	1681	};
1242	}	1682	}
1243		1683
1244	#############################################################################	1684	#############################################################################
1245		1685
1246	=back	1686	=back
1247		1687
1248	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1249		1689
1250	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1251		1691
1252	=cut	1692	=cut
1253		1693
1254	package cf::player;	1694	package cf::player;
1255		1695
1256	use Coro::AIO;	1696	use Coro::AIO;
1257		1697
1258	=head3 cf::player	1698	=head3 cf::player
1259		1699
1260	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1261		1715
1262	=item cf::player::find $login	1716	=item cf::player::find $login
1263		1717
1264	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1265		1719
…		…
1284		1738
1285	sub exists($) {	1739	sub exists($) {
1286	my ($login) = @_;	1740	my ($login) = @_;
1287		1741
1288	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1290	}	1744	}
1291		1745
1292	sub find($) {	1746	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1748	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1759
1306	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1309	}	1769	}
1310	}	1770	}
1311	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1312		1785
1313	sub save($) {	1786	sub save($) {
1314	my ($pl) = @_;	1787	my ($pl) = @_;
1315		1788
1316	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1322		1795
1323	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1325		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1326	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1327	Coro::cede;	1805	cf::cede_to_tick;
1328	}	1806	}
1329		1807
1330	sub new($) {	1808	sub new($) {
1331	my ($login) = @_;	1809	my ($login) = @_;
1332		1810
…		…
1361	my ($pl) = @_;	1839	my ($pl) = @_;
1362		1840
1363	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1364		1842
1365	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1845
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1371	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1372		1854
1373	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1410	or return [];	1892	or return [];
1411		1893
1412	my @logins;	1894	my @logins;
1413		1895
1414	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1418		1906
1419	utf8::decode $login;	1907	utf8::decode $login;
1420	push @logins, $login;	1908	push @logins, $login;
1421	}	1909	}
1422		1910
1423	\@logins	1911	\@logins
1424	}	1912	}
1425		1913
1426	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1427		1917
1428	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1429	player. May block.	1919	player. May block.
1430		1920
1431	=cut	1921	=cut
…		…
1449	}	1939	}
1450		1940
1451	\@paths	1941	\@paths
1452	}	1942	}
1453		1943
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1945
1456	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503
1504	=item $player->ext_reply ($msgid, @msg)
1505
1506	Sends an ext reply to the player.
1507
1508	=cut
1509
1510	sub ext_reply($$@) {
1511	my ($self, $id, @msg) = @_;
1512
1513	$self->ns->ext_reply ($id, @msg)
1514	}
1515		1947
1516	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1517		1949
1518	Sends an ext event to the client.	1950	Sends an ext event to the client.
1519		1951
…		…
1539		1971
1540	=cut	1972	=cut
1541		1973
1542	sub find_by_path($) {	1974	sub find_by_path($) {
1543	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1544		1978
1545	my ($match, $specificity);	1979	my ($match, $specificity);
1546		1980
1547	for my $region (list) {	1981	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1576		2010
1577	sub generate_random_map {	2011	sub generate_random_map {
1578	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1580	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	2017	}
1594		2018
1595	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1596		2020
1597	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1602		2026
1603	sub register {	2027	sub register {
1604	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2029	my $pkg = caller;
1606		2030
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2032
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2034	}
1612		2035
1613	# also paths starting with '/'	2036	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2038
1616	sub thawer_merge {	2039	sub thawer_merge {
1617	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1618		2041
1619	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1624	}	2047	}
1625		2048
1626	sub normalise {	2049	sub normalise {
1627	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1628		2051
1629	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1630		2053
1631	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1632		2055
1633	# map plan:	2056	# map plan:
1634	#	2057	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2073	$path = "$base/$path";
1651	}	2074	}
1652		2075
1653	for ($path) {	2076	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1657	}	2079	}
1658		2080
1659	$path	2081	$path
…		…
1673	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1674	return $self;	2096	return $self;
1675	}	2097	}
1676	}	2098	}
1677		2099
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2101	()
1680	}	2102	}
1681		2103
		2104	# may re-bless or do other evil things
1682	sub init {	2105	sub init {
1683	my ($self) = @_;	2106	my ($self) = @_;
1684		2107
1685	$self	2108	$self
1686	}	2109	}
…		…
1705		2128
1706	# the temporary/swap location	2129	# the temporary/swap location
1707	sub save_path {	2130	sub save_path {
1708	my ($self) = @_;	2131	my ($self) = @_;
1709		2132
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1712	}	2135	}
1713		2136
1714	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1715	sub uniq_path {	2138	sub uniq_path {
1716	my ($self) = @_;	2139	my ($self) = @_;
1717		2140
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2143	}
1730		2144
1731	sub decay_objects {	2145	sub decay_objects {
1732	my ($self) = @_;	2146	my ($self) = @_;
1733		2147
…		…
1746		2160
1747	sub load_header_from($) {	2161	sub load_header_from($) {
1748	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1749		2163
1750	utf8::encode $path;	2164	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2166	or return;
1756		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1757	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1758		2175
1759	1	2176	1
1760	}	2177	}
1761		2178
		2179	# used to laod the header of an original map
1762	sub load_header_orig {	2180	sub load_header_orig {
1763	my ($self) = @_;	2181	my ($self) = @_;
1764		2182
1765	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1766	}	2184	}
1767		2185
		2186	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2187	sub load_header_temp {
1769	my ($self) = @_;	2188	my ($self) = @_;
1770		2189
1771	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1772	}	2191	}
1773		2192
		2193	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2194	sub prepare_temp {
1775	my ($self) = @_;	2195	my ($self) = @_;
1776		2196
1777	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1779	# safety	2199	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2202	}
1783		2203
		2204	# called after loading the header from an original map
1784	sub prepare_orig {	2205	sub prepare_orig {
1785	my ($self) = @_;	2206	my ($self) = @_;
1786		2207
1787	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2233
1813	sub find;	2234	sub find;
1814	sub find {	2235	sub find {
1815	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1816		2237
		2238	cf::cede_to_tick;
		2239
1817	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1818		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2244
1821	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1824	or return;	2247	or return;
1825		2248
1826	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1827		2250
…		…
1829	or return;	2252	or return;
1830		2253
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1834	$map->reset;	2259	$map->reset;
1835	undef $guard;
1836	return find $path;	2260	return find $path;
1837	}	2261	}
1838		2262
1839	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1840	}	2264	}
1841	}	2265	}
1842		2266
1843	sub pre_load { }	2267	sub pre_load { }
1844	sub post_load { }	2268	#sub post_load { } # XS
1845		2269
1846	sub load {	2270	sub load {
1847	my ($self) = @_;	2271	my ($self) = @_;
1848		2272
1849	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1850		2274
1851	my $path = $self->{path};	2275	my $path = $self->{path};
1852		2276
1853	{	2277	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1855		2279
		2280	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2282
1860	$self->alloc;	2283	$self->alloc;
1861		2284
1862	$self->pre_load;	2285	$self->pre_load;
1863	Coro::cede;	2286	cf::cede_to_tick;
1864		2287
1865	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1866	or return;	2292	or return;
1867		2293
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1869	if delete $self->{load_original};	2295	if delete $self->{load_original};
1870		2296
1871	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2298	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2301	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1876	}	2306	}
1877	}
1878		2307
1879	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1880	# now do the right thing for maps	2317	# now do the right thing for maps
1881	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2320	unless $self->difficulty;
1884	Coro::cede;	2321	cf::cede_to_tick;
1885		2322
1886	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2324	$self->decay_objects;
1888	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1889	$self->update_buttons;	2326	$self->update_buttons;
1890	Coro::cede;	2327	cf::cede_to_tick;
1891	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2329	}
1895		2330
1896	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2333	}
1901		2334
1902	$self->post_load;	2335	$self->post_load;
1903	}
1904		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2343	sub customise_for {
1906	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1907		2345
1908	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2347	if $self->per_player;
…		…
1912	# if $self->per_party;	2350	# if $self->per_party;
1913		2351
1914	$self	2352	$self
1915	}	2353	}
1916		2354
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($map) = @_;
1920
1921	my @neigh; # diagonal neighbours
1922
1923	for (0 .. 3) {
1924	my $neigh = $map->tile_path ($_)
1925	or next;
1926	$neigh = find $neigh, $map
1927	or next;
1928	$neigh->load;
1929
1930	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}
1934
1935	for (grep defined $_->[0], @neigh) {
1936	my ($path, $origin) = @$_;
1937	my $neigh = find $path, $origin
1938	or next;
1939	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2355	sub find_sync {
1944	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1945		2357
1946	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1947	}	2363	}
1948		2364
1949	sub do_load_sync {	2365	sub do_load_sync {
1950	my ($map) = @_;	2366	my ($map) = @_;
1951		2367
1952	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1953	}	2373	}
1954		2374
1955	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1957		2377
1958	sub find_async {	2378	sub find_async {
1959	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1960		2380
1961	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1962		2382
1963	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1965	}	2385	}
1966		2386
1967	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1968	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1969	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2394	if (my $map = find $k) {
1972	$map->load;	2395	$map->load if $v;
1973	}	2396	}
1974		2397
1975	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1976	}	2399	}
1977	}	2400	}
1978	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1979	};	2402	};
1980	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1981		2404
1982	()	2405	()
1983	}	2406	}
1984		2407
		2408	# common code, used by both ->save and ->swapout
1985	sub save {	2409	sub _save {
1986	my ($self) = @_;	2410	my ($self) = @_;
1987
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;
1989		2411
1990	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1991		2413
1992	return unless $self->dirty;	2414	return unless $self->dirty;
1993		2415
…		…
1999	return if $self->{deny_save};	2421	return if $self->{deny_save};
2000		2422
2001	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2002		2424
2003	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2005	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2006		2431
2007	if ($uniq) {	2432	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2435	} else {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2012	}	2437	}
2013	}	2438	}
2014		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2015	sub swap_out {	2448	sub swap_out {
2016	my ($self) = @_;	2449	my ($self) = @_;
2017		2450
2018	# save first because save cedes
2019	$self->save;
2020
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2023	return if $self->players;	2455	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;
2025	return if $self->{deny_save};
2026		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
2027	$self->clear;	2466	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2467	}
2030		2468
2031	sub reset_at {	2469	sub reset_at {
2032	my ($self) = @_;	2470	my ($self) = @_;
2033		2471
…		…
2051		2489
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2491
2054	return if $self->players;	2492	return if $self->players;
2055		2493
2056	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2057		2495
2058	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2059		2497
2060	# need to save uniques path	2498	# need to save uniques path
2061	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2062	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2063		2501
…		…
2065	if $uniq;	2503	if $uniq;
2066	}	2504	}
2067		2505
2068	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2069		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2510	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2511
2074	$self->unlink_save;	2512	$self->unlink_save;
2075	$self->destroy;	2513	$self->destroy;
2076	}	2514	}
2077		2515
2078	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2079		2517
2080	sub nuke {	2518	sub nuke {
2081	my ($self) = @_;	2519	my ($self) = @_;
2082		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2083	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2084		2525
2085	$self->unlink_save;	2526	$self->unlink_save;
2086		2527
2087	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2088	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2533
2093	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2094		2536
2095	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2096	}	2538	}
2097		2539
2098	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2140		2582
2141	sub unique_maps() {	2583	sub unique_maps() {
2142	[	2584	[
2143	map {	2585	map {
2144	utf8::decode $_;	2586	utf8::decode $_;
2145	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2146	? normalise $_	2590	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2592	]
2150	}	2593	}
2151		2594
2152	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2153		2626
2154	=back	2627	=back
2155		2628
2156	=head3 cf::object	2629	=head3 cf::object
2157		2630
…		…
2161		2634
2162	=over 4	2635	=over 4
2163		2636
2164	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2165		2638
2166	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2167		2641
2168	=cut	2642	=cut
2169		2643
2170	sub inv_recursive_;	2644	sub inv_recursive_;
2171	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2174		2648
2175	sub inv_recursive {	2649	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2177	}	2651	}
2178		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2179	package cf;	2681	package cf;
2180		2682
2181	=back	2683	=back
2182		2684
2183	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2192		2694
2193	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2194		2710
2195	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2712	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2728
2213	} else {	2729	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2732	}
2217	}	2733	}
2218	}	2734	}
2219		2735
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2245		2761
2246	=item $player_object->enter_link	2762	=item $player_object->enter_link
2247		2763
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2765
2250	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2252		2770
2253	Will never block.	2771	Will never block.
2254		2772
2255	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2256		2774
…		…
2276	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2277	my ($self) = @_;	2795	my ($self) = @_;
2278		2796
2279	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2280		2798
		2799	++$self->{_link_recursion};
		2800
2281	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2282		2802
2283	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2284	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2285		2805
2286	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2287	}	2807	}
2288		2808
2289	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2290	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2291		2811
…		…
2308	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2309	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2310		2830
2311	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2312	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2313	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2314		2834
2315	$map->load;	2835	$map->load;
2316	$map->load_neighbours;
2317		2836
2318	return unless $self->contr->active;	2837	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2838
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2323	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2324		2846
		2847	}
		2848
2325	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2326		2850
2327	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2328	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2855	be called at the end of this process.
2332		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2333	=cut	2860	=cut
2334		2861
2335	our $GOTOGEN;	2862	our $GOTOGEN;
2336		2863
2337	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2338	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2339		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2340	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2875
2343	$self->enter_link;	2876	$self->enter_link;
2344		2877
2345	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2346	my $map = eval {	2900	my $map = eval {
2347	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2348		2902
2349	if ($map) {	2903	if ($map) {
2350	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2352	} else {	2906	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2908	}
2355		2909
2356	$map	2910	$map
2357	};	2911	};
2358		2912
…		…
2364	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2365	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2366	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2367	}	2921	}
2368		2922
2369	$done->() if $done;	2923	$done->($self) if $done;
2370	})->prio (1);	2924	})->prio (1);
2371	}	2925	}
2372		2926
2373	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2374		2928
…		…
2394	}	2948	}
2395		2949
2396	sub prepare_random_map {	2950	sub prepare_random_map {
2397	my ($exit) = @_;	2951	my ($exit) = @_;
2398		2952
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2955	# that depends on the exit object
2404		2956
2405	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	2959	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2412	}	2966	}
2413		2967
2414	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2415		2969
2416	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2419		2973
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	2976	undef $fh;
2423	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2424		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2427	}	2985	}
2428	}	2986	}
2429		2987
2430	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2432		2990
2433	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2434		2992
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	2993	$self->enter_link;
2447		2994
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	2995	(async {
2453	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2454	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2455	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2456		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2457	1;	3034	1
2458	}) {	3035	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2463		3040
2464	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2465	$self->leave_link;	3042	$self->leave_link;
2466	}	3043	}
2467	})->prio (1);	3044	})->prio (1);
2468	}	3045	}
2469		3046
…		…
2481	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2482	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2483		3060
2484	utf8::encode $text;	3061	utf8::encode $text;
2485	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2486	}	3088	}
2487		3089
2488	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2489		3091
2490	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2494		3096
2495	=cut	3097	=cut
2496		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2497	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2499		3215
2500	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2501		3218
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2504	if (ref $channel) {	3228	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	3232	$self->ext_msg (channel_info => $channel);
2509	}	3233	}
…		…
2511	$channel = $channel->{id};	3235	$channel = $channel->{id};
2512	}	3236	}
2513		3237
2514	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2515		3239
2516	if ($self->can_msg) {
2517	# default colour, mask it out	3240	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2520		3243
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	3247	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		3248
2535	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2536
2537	utf8::encode $msg;
2538
2539	if (0 && $msg =~ /\[/) {
2540	# COMMAND/INFO
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}
2548	}	3250	}
2549		3251
2550	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2551		3253
2552	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2554	=cut	3256	=cut
2555		3257
2556	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2558		3260
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}
2567	}
2568
2569	=item $client->ext_reply ($msgid, @msg)
2570
2571	Sends an ext reply to the client.
2572
2573	=cut
2574
2575	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;
2577
2578	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {
2581	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}
2585	}	3262	}
2586		3263
2587	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2588		3265
2589	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2644	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2645		3322
2646	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2647		3324
2648	if (ref $msg) {	3325	if (ref $msg) {
2649	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2650	"ARRAY" eq ref $msg
2651	? @$msg
2652	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2653		3327
2654	my @reply;
2655
2656	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2657	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2658	}	3346	}
2659
2660	$ns->ext_reply ($reply, @reply)
2661	if $reply;
2662
2663	} else {	3347	} else {
2664	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2665	}	3349	}
2666		3350
2667	cf::override;	3351	cf::override;
2668	},	3352	},
2669	);	3353	);
…		…
2689		3373
2690	$coro	3374	$coro
2691	}	3375	}
2692		3376
2693	cf::client->attach (	3377	cf::client->attach (
2694	on_destroy => sub {	3378	on_client_destroy => sub {
2695	my ($ns) = @_;	3379	my ($ns) = @_;
2696		3380
2697	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2698	},	3382	},
2699	);	3383	);
…		…
2715	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2716		3400
2717	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2718		3402
2719	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2720	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2721	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2722	sort time	3406	sort time
2723	));	3407	));
2724		3408
2725	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2727	=pod	3411	=pod
2728		3412
2729	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2730		3414
2731	cf::object	3415	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3417	insert remove name archname title slaying race decrease split
		3418	value
2734		3419
2735	cf::object::player	3420	cf::object::player
2736	player	3421	player
2737		3422
2738	cf::player	3423	cf::player
…		…
2743		3428
2744	=cut	3429	=cut
2745		3430
2746	for (	3431	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2752	) {	3438	) {
2753	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2756	for @funs;	3441	for @funs;
2757	}	3442	}
2758		3443
…		…
2773		3458
2774	my $qcode = $code;	3459	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2777		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2778	local $_;	3466	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;
2780		3467
2781	my $eval =	3468	my $eval =
2782	"do {\n"	3469	"do {\n"
2783	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2784	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2785	. $code	3472	. $code
2786	. "\n}"	3473	. "\n}"
2787	;	3474	;
2788		3475
		3476	if ($CFG{safe_eval}) {
2789	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2790	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2791	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2792		3485
2793	if ($@) {	3486	if ($@) {
2794	warn "$@";	3487	warn "$@",
2795	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2796	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2797	}	3490	}
2798		3491
2799	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2800	}	3493	}
2801		3494
…		…
2815	=cut	3508	=cut
2816		3509
2817	sub register_script_function {	3510	sub register_script_function {
2818	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2819		3512
2820	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2821	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2822	}	3515	}
2823		3516
2824	=back	3517	=back
2825		3518
2826	=cut	3519	=cut
2827		3520
2828	#############################################################################	3521	#############################################################################
2829	# the server's init and main functions	3522	# the server's init and main functions
2830		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
		3547
2831	sub load_facedata($) {	3548	sub load_facedata($) {
2832	my ($path) = @_;	3549	my ($path) = @_;
2833		3550
		3551	# HACK to clear player env face cache, we need some signal framework
		3552	# for this (global event?)
		3553	%ext::player_env::MUSIC_FACE_CACHE = ();
		3554
2834	my $enc = JSON::XS->new->utf8->canonical;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3556
2836	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2837		3558
2838	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2839	0 < aio_load $path, $facedata
2840	or die "$path: $!";
2841
2842	$facedata = Coro::Storable::thaw $facedata;
2843		3560
2844	$facedata->{version} == 2	3561	$facedata->{version} == 2
2845	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2846		3563
2847	# patch in the exptable
2848	$facedata->{resource}{"res/exp_table"} = {
2849	type => FT_RSRC,
2850	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2851	};
2852	cf::cede_to_tick;	3564	cf::cede_to_tick;
2853		3565
2854	{	3566	{
2855	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2856		3568
2857	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2859	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
2863		3579
2864	cf::cede_to_tick;	3580	cf::cede_to_tick;
2865	}	3581	}
2866		3582
2867	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2869	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2870	or next;	3587	or next;
		3588
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3592	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2876	}	3594	}
2877		3595
2878	cf::cede_to_tick;	3596	cf::cede_to_tick;
2879	}	3597	}
2880	}	3598	}
…		…
2889		3607
2890	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2891	}	3609	}
2892		3610
2893	{	3611	{
2894	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
2897		3613
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;
2903		3618
2904	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
2905	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2906		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2907	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
2908	name => $name,
2909	%{ $info->{meta} || {} },
2910	});
2911
2912	$data = pack "(w/a*)*", $meta, $info->{data};
2913	} else {	3623	} else {
2914	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
2915	}	3625	}
2916		3626
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;	3627	cf::cede_to_tick;
2921	}	3628	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2941		3632
2942	1	3633	1
2943	}	3634	}
2944		3635
2945	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
2948	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
2950	}	3641	}
2951	};	3642	};
2952		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
		3666
2953	sub reload_regions {	3667	sub reload_regions {
		3668	# HACK to clear player env face cache, we need some signal framework
		3669	# for this (global event?)
		3670	%ext::player_env::MUSIC_FACE_CACHE = ();
		3671
2954	load_resource_file "$MAPDIR/regions"	3672	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3673	or die "unable to load regions file\n";
2956		3674
2957	for (cf::region::list) {	3675	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3676	$_->{match} = qr/$_->{match}/
…		…
2966	}	3684	}
2967		3685
2968	sub reload_archetypes {	3686	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references	3689
2972	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
2973	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
2974	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2975	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
2976	}	3698	}
2977		3699
2978	sub reload_treasures {	3700	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
2981	}	3703	}
2982		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
2983	sub reload_resources {	3787	sub reload_resources {
2984	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
2985		3789
		3790	reload_materials;
		3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
		3794	reload_archetypes;
2986	reload_regions;	3795	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
2991		3798
2992	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
2993	}	3800	}
2994		3801
2995	sub init {	3802	sub reload_config {
2996	reload_resources;	3803	trace "reloading config file...\n";
2997	}
2998		3804
2999	sub cfg_load {	3805	my $config = load_file "$CONFDIR/config";
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3806	utf8::decode $config;
3001	or return;	3807	*CFG = decode_yaml $config;
3002		3808
3003	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;
3005
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3007		3810
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3010		3813
3011	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3015	};	3818	};
3016	warn $@ if $@;	3819	warn $@ if $@;
3017	}	3820	}
3018	}	3821	}
3019		3822
		3823	sub pidfile() {
		3824	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3825	or die "$PIDFILE: $!";
		3826	flock $fh, &Fcntl::LOCK_EX
		3827	or die "$PIDFILE: flock: $!";
		3828	$fh
		3829	}
		3830
		3831	# make sure only one server instance is running at any one time
		3832	sub atomic {
		3833	my $fh = pidfile;
		3834
		3835	my $pid = <$fh>;
		3836	kill 9, $pid if $pid > 0;
		3837
		3838	seek $fh, 0, 0;
		3839	print $fh $$;
		3840	}
		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
3020	sub main {	3851	sub main {
		3852	cf::init_globals; # initialise logging
		3853
		3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3858
		3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3860
3021	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3864	(async {
3025	Event::one_event;	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3866	EV::loop EV::LOOP_ONESHOT;
3026	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3027	};	3868	};
3028		3869
3029	cfg_load;	3870	evthread_start IO::AIO::poll_fileno;
		3871
		3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
3030	db_init;	3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
		3883	reload_resources;
		3884	reload_config;
		3885
		3886	cf::init_uuid;
		3887	cf::init_signals;
		3888	cf::init_skills;
		3889
		3890	cf::init_beforeplay;
		3891
		3892	atomic;
		3893
3031	load_extensions;	3894	load_extensions;
3032		3895
3033	$TICK_WATCHER->start;	3896	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3897
		3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
		3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3901
		3902	cf::_post_init 0;
		3903	};
		3904
		3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
3035	}	3913	}
3036		3914
3037	#############################################################################	3915	#############################################################################
3038	# initialisation and cleanup	3916	# initialisation and cleanup
3039		3917
3040	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3041	BEGIN {	3919	BEGIN {
		3920	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3050	},
3051	);	3924	};
3052	}	3925	}
3053	}	3926	}
3054		3927
3055	sub write_runtime {	3928	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";	3929	my $t0 = AE::time;
3057		3930
3058	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3060		3933
3061	IO::AIO::aio_utime $runtime, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		3935
3063	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3064		3937
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3066	or return;	3939	or return;
3067		3940
3068	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	3953	aio_utime $fh, undef, undef;
3081		3954
3082	close $fh	3955	close $fh
3083	or return;	3956	or return;
3084		3957
3085	aio_rename "$runtime~", $runtime	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	3959	and return;
3087		3960
3088	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3089		3962
3090	1	3963	1
		3964	}
		3965
		3966	our $uuid_lock;
		3967	our $uuid_skip;
		3968
		3969	sub write_uuid_sync($) {
		3970	$uuid_skip ||= $_[0];
		3971
		3972	return if $uuid_lock;
		3973	local $uuid_lock = 1;
		3974
		3975	my $uuid = "$LOCALDIR/uuid";
		3976
		3977	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3978	or return;
		3979
		3980	my $value = uuid_seq uuid_cur;
		3981
		3982	unless ($value) {
		3983	info "cowardly refusing to write zero uuid value!\n";
		3984	return;
		3985	}
		3986
		3987	my $value = uuid_str $value + $uuid_skip;
		3988	$uuid_skip = 0;
		3989
		3990	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3991	and return;
		3992
		3993	# always fsync - this file is important
		3994	aio_fsync $fh
		3995	and return;
		3996
		3997	close $fh
		3998	or return;
		3999
		4000	aio_rename "$uuid~", $uuid
		4001	and return;
		4002
		4003	trace "uuid file written ($value).\n";
		4004
		4005	1
		4006
		4007	}
		4008
		4009	sub write_uuid($$) {
		4010	my ($skip, $sync) = @_;
		4011
		4012	$sync ? write_uuid_sync $skip
		4013	: async { write_uuid_sync $skip };
3091	}	4014	}
3092		4015
3093	sub emergency_save() {	4016	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3095		4018
3096	warn "enter emergency perl save\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3097		4025
3098	cf::sync_job {	4026	cf::sync_job {
		4027	cf::write_runtime_sync; # external watchdog should not bark
		4028
3099	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	4032	info "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	4035	$pl->valid or next;
		4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	4037	$pl->save;
3107	}	4038	}
3108	warn "end emergency player save\n";	4039	info "emergency_perl_save: end player save\n";
3109		4040
3110	warn "begin emergency map save\n";	4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
		4043	info "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	4046	$map->valid or next;
3114	$map->save;	4047	$map->save;
3115	}	4048	}
3116	warn "end emergency map save\n";	4049	info "emergency_perl_save: end map save\n";
3117		4050
3118	warn "begin emergency database checkpoint\n";	4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
		4053	info "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
		4056
		4057	info "emergency_perl_save: begin write uuid\n";
		4058	write_uuid_sync 1;
		4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3121	};	4079	};
3122		4080
3123	warn "leave emergency perl save\n";	4081	info "emergency_perl_save: leave\n";
3124	}	4082	}
3125		4083
3126	sub post_cleanup {	4084	sub post_cleanup {
3127	my ($make_core) = @_;	4085	my ($make_core) = @_;
3128		4086
		4087	IO::AIO::flush;
		4088
3129	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	4090	if $make_core;
		4091
		4092	my $fh = pidfile;
		4093	unlink $PIDFILE if <$fh> == $$;
		4094	}
		4095
		4096	# a safer delete_package, copied from Symbol
		4097	sub clear_package($) {
		4098	my $pkg = shift;
		4099
		4100	# expand to full symbol table name if needed
		4101	unless ($pkg =~ /^main::.*::$/) {
		4102	$pkg = "main$pkg" if $pkg =~ /^::/;
		4103	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4104	$pkg .= '::' unless $pkg =~ /::$/;
		4105	}
		4106
		4107	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4108	my $stem_symtab = *{$stem}{HASH};
		4109
		4110	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4111	or return;
		4112
		4113	# clear all symbols
		4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4115	for my $name (keys %$leaf_symtab) {
		4116	_gv_clear *{"$pkg$name"};
		4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4118	}
3131	}	4119	}
3132		4120
3133	sub do_reload_perl() {	4121	sub do_reload_perl() {
3134	# can/must only be called in main	4122	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3136	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3137	return;	4125	return;
3138	}	4126	}
3139		4127
3140	warn "reloading...";	4128	return if $RELOAD++;
3141		4129
3142	warn "entering sync_job";	4130	my $t1 = AE::time;
3143		4131
		4132	while ($RELOAD) {
		4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
		4135
		4136	trace "perl_reload: entering sync_job";
		4137
3144	cf::sync_job {	4138	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark
3146	cf::emergency_save;	4139	#cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark
3148		4140
3149	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;
3151
3152	# if anything goes wrong in here, we should simply crash as we already saved
3153
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;
3165	warn "iterate...";
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();	4143	%EXT_CORO = ();
3173		4144
3174	warn "removing commands";	4145	trace "perl_reload: removing commands";
3175	%COMMAND = ();	4146	%COMMAND = ();
3176		4147
3177	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3178	%EXTCMD = ();	4149	%EXTCMD = ();
3179	%EXTICMD = ();	4150	%EXTICMD = ();
3180		4151
3181	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3184		4155
3185	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3186	eval {	4157	eval {
3187	$cb->($pkg);	4158	$cb->($pkg);
3188	1	4159	1
3189	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
		4161	}
		4162
		4163	trace "... clearing $pkg";
		4164	clear_package $pkg;
3190	}	4165	}
3191		4166
3192	warn "... nuking $pkg";
3193	Symbol::delete_package $pkg;
3194	}
3195
3196	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3197	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		4170
3200	warn "... unloading $k";	4171	trace "... unloading $k";
3201	delete $INC{$k};	4172	delete $INC{$k};
3202		4173
3203	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3205		4176
3206	if (my $cb = $k->can ("unload_module")) {	4177	if (my $cb = $k->can ("unload_module")) {
3207	$cb->();	4178	$cb->();
		4179	}
		4180
		4181	clear_package $k;
3208	}	4182	}
3209		4183
3210	Symbol::delete_package $k;
3211	}
3212
3213	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	4185	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		4187
3217	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		4191
3221	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3222	# and global variables created in xs	4193	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3224		4195
3225	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3226		4197
3227	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3228	require cf;	4199	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3230		4201
3231	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3232	cf::cfg_load;	4203	cf::reload_config;
3233		4204
3234	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3235	cf::load_extensions;	4206	cf::load_extensions;
3236		4207
		4208	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3240	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
		4215	}
3243		4216
3244	warn "leaving sync_job";	4217	cf::_post_init 1;
3245		4218
		4219	trace "perl_reload: leaving sync_job";
		4220
3246	1	4221	1
3247	} or do {	4222	} or do {
3248	warn $@;	4223	error $@;
3249	warn "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3250	exit 1;	4225	};
		4226
		4227	--$RELOAD;
3251	};	4228	}
3252		4229
3253	warn "reloaded";	4230	$t1 = AE::time - $t1;
		4231	info "perl_reload: completed in ${t1}s\n";
3254	};	4232	};
3255		4233
3256	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3257		4235
3258	sub reload_perl() {	4236	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	4237	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3261		4239
3262	$RELOAD_WATCHER ||= Event->timer (	4240	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	4241	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	4242
3265	data => WF_AUTOCANCEL,	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	4244	do_reload_perl;
3268	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3269	},	4246	};
3270	);	4247	};
3271	}	4248	}
3272		4249
3273	register_command "reload" => sub {	4250	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	4251	my ($who, $arg) = @_;
3275		4252
3276	if ($who->flag (FLAG_WIZ)) {	4253	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	4254	$who->message ("reloading server.");
		4255	async {
		4256	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	4257	reload_perl;
		4258	};
3279	}	4259	}
3280	};	4260	};
3281		4261
3282	unshift @INC, $LIBDIR;	4262	#############################################################################
3283		4263
3284	my $bug_warning = 0;	4264	my $bug_warning = 0;
3285		4265
3286	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;
3288
3289	sub wait_for_tick {	4266	sub wait_for_tick() {
3290	return unless $TICK_WATCHER->is_active;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3291	return if $Coro::current == $Coro::main;
3292		4268
3293	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3294	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;
3296	}	4270	}
3297		4271
3298	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3299	return unless $TICK_WATCHER->is_active;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4274
3302	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	4277	$signal->wait;
3305	}	4278	}
3306		4279
3307	my $min = 1e6;#d#	4280	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	4281	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3319	return;	4284	return;
3320	}	4285	}
3321		4286
3322	$NOW = $tick_start = Event::time;	4287	cf::one_tick; # one server iteration
3323		4288
3324	cf::server_tick; # one server iteration	4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3325		4290
3326	0 && sync_job {#d#	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	4293	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4294	$Coro::current->{desc} = "runtime saver";
3330	or die;	4295	write_runtime_sync
3331		4296	or error "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	4297	};
		4298	}
3348		4299
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	4301	$sig->send;
3365	}	4302	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3367	$sig->send;
3368	}
3369		4304
3370	$NOW = Event::time;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		4307
3381	_post_tick;	4308	if (0) {
3382		4309	if ($NEXT_TICK) {
3383		4310	my $jitter = $TICK_START - $NEXT_TICK;
		4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4312	debug "jitter $JITTER\n";#d#
		4313	}
3384	},	4314	}
3385	);	4315	}
3386		4316
3387	{	4317	{
3388	BDB::max_poll_time $TICK * 0.1;	4318	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	4319	info "initialising database";
3390	reentrant => 0,	4320
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3398		4322	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		4324
3414	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
		4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4329	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4330	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4331	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		4332
3417	cf::sync_job {	4333	cf::sync_job {
3418	eval {	4334	eval {
3419	BDB::db_env_open	4335	BDB::db_env_open
3420	$DB_ENV,	4336	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4338	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4339	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	4340	0666;
3425		4341
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4342	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	4343	};
3431		4344
3432	cf::cleanup "db_env_open(db): $@" if $@;	4345	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	4346	};
3434	}	4347	}
		4348
		4349	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4350	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4351	};
		4352	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4354	};
		4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4357	};
		4358
		4359	info "database initialised";
3435	}	4360	}
3436		4361
3437	{	4362	{
		4363	# configure IO::AIO
		4364
		4365	info "initialising aio";
3438	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	4368	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,	4369	info "aio initialised";
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	4370	}
3451		4371
3452	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3453		4374
3454	sub _log_backtrace {	4375	sub _log_backtrace {
3455	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3456		4377
3457	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3458		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3459	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3461	++$_log_backtrace;	4386	++$_log_backtrace;
		4387	my $perl_bt = Carp::longmess $msg;
3462	async {	4388	async {
		4389	$Coro::current->{desc} = "abt $msg";
		4390
3463	my @bt = fork_call {	4391	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4392	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4393	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4394	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	4395	or die "addr2line: $!";
…		…
3475	}	4403	}
3476		4404
3477	@funcs	4405	@funcs
3478	};	4406	};
3479		4407
3480	LOG llevInfo, "[ABT] $msg\n";	4408	LOG llevInfo, "[ABT] $perl_bt\n";
		4409	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4411	--$_log_backtrace;
3483	};	4412	};
3484	} else {	4413	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3487	}	4416	}
3488	}	4417	}
3489		4418
3490	# load additional modules	4419	# load additional modules
3491	use cf::pod;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3492		4422
3493	END { cf::emergency_save }	4423	END { cf::emergency_save }
3494		4424
3495	1	4425	1
3496		4426

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